268  
CDUS43 KGRR 140623  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
223 AM EDT SUN SEP 14 2025  
   
...............................  
 
   
..THE LANSING CLIMATE SUMMARY FOR SEPTEMBER 13 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1864 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 3:38 PM 93 1874 75 3 83  
MINIMUM 55 5:02 AM 26 1873 53 2 59  
AVERAGE 67 64 3 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.78 1872 0.09 -0.09 0.00  
MONTH TO DATE 1.05 1.17 -0.12 0.15  
SINCE SEP 1 1.05 1.17 -0.12 0.15  
SINCE JAN 1 19.94 24.17 -4.23 27.03  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 56 33 23 37  
SINCE SEP 1 56 33 23 37  
SINCE JUL 1 91 63 28 62  
 
COOLING  
YESTERDAY 2 2 0 6  
MONTH TO DATE 7 41 -34 26  
SINCE SEP 1 7 41 -34 26  
SINCE JAN 1 725 624 101 656    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 1.2  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 7:00 AM  
LOWEST 43 3:00 PM  
AVERAGE 64  
   
......................................................  
 
THE LANSING CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 1927  
MINIMUM TEMPERATURE (F) 52 28 1866  
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2025.....SUNRISE 7:17 AM EDT SUNSET 7:49 PM EDT  
SEPTEMBER 15 2025.....SUNRISE 7:18 AM EDT SUNSET 7:48 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MI Page
The Nexlab IN Page
Main Text Page